What is the meaning of Rein?

A strap or rope attached to a bridle or bit, used to control a horse, animal or young child.

An instrument or means of curbing, restraining, or governing.

To direct or stop a horse by using reins.

To restrain; to control; to check.

To obey directions given with the reins.

A kidney.

The inward impulses; the affections and passions, formerly supposed to be located in the area of the kidneys.

rain

clean, spotless

pure, sheer

instructive plural of reki

kidney

small of the back, waist

pure, clear, plain

purely

inside, in here

inside, in there

strip (of land)

queen, regina

Alternative form of reyn (rain)

kidney

clean

pure

a reindeer

clean

pure

a reindeer, Rangifer tarandus

kidney

small of the back, lower back

Alternative form of rien

clean

pure, immaculate

chaste

kidney

rain

rain

Source: wiktionary.org